Mrcool, MGD96SE070B4XA, 96% AFUE 4T 70k BTU Downflow Multi-Speed Gas F

Not only is the MRCOOL Signature Series Single-Stage 96% AFUE 4 Ton 70k BTU able to provide effective, quite and energy efficient heating for your home in easy to install downflow configuration, with a 96% AFUE, this unit will help you save on utility bills with it's multi-speed high efficiency blower motor.